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Bootstrap/docs/build/node_modules/hogan.js/bin/hulk
2012-01-23 14:14:16 -08:00

93 lines
2.5 KiB
JavaScript
Executable File

#!/usr/bin/env node
/*
* Copyright 2011 Twitter, Inc.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
var hogan = require('../lib/hogan.js'),
path = require('path'),
fs = require('fs');
var specials = ['/', '.', '*', '+', '?', '|','(', ')', '[', ']', '{', '}', '\\'],
specialsRegExp = new RegExp('(\\' + specials.join('|\\') + ')', 'g'),
templates;
// Escape special regexp characters
function esc(text) {
return text.replace(specialsRegExp, '\\$1');
}
// Check for dirs and correct ext (<3 for windows)
function extractFiles(args) {
var usage = 'USAGE: hulk ./templates/*.mustaches\n' +
'NOTE: hulk supports the "*" wildcard and allows you to target specific extensions too',
files = [];
if (!args.length) {
console.log(usage);
process.exit(-1);
}
args.forEach(function (arg) {
if (/\*/.test(arg)) {
arg = arg.split('*');
return files = files.concat(
fs.readdirSync(arg[0] || '.')
.map(function (f) {
return new RegExp(esc(arg[1]) + '$').test(f) && path.join(arg[0], f);
})
.filter(function (f) {
return f;
})
);
}
files.push(arg);
})
return files;
}
// Remove utf-8 byte order mark, http://en.wikipedia.org/wiki/Byte_order_mark
function removeByteOrderMark(text) {
if (text.charCodeAt(0) === 0xfeff) {
return text.substring(1);
}
return text;
}
// Write a template foreach file that matches template extension
templates = extractFiles(process.argv.slice(2))
.map(function (file) {
var openedFile = fs.readFileSync(file, 'utf-8'), name;
if (!openedFile) return;
name = file.replace(/\..*$/, '');
openedFile = removeByteOrderMark(openedFile.trim());
return 'templates.' + name + ' = new Hogan.Template(' + hogan.compile(openedFile, { asString: 1 }) + ');';
})
.filter(function (t) {
return t;
});
// Output templates
if (!templates.length) return;
console.log('var templates = {};');
console.log(templates.join('\n'));